Norris Canyon, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Norris Canyon, a community in Contra Costa County, California.
This Afternoon
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 72 in the afternoon. West wind around 10 mph, with gusts as high as 18 mph.
7-day forecast for Norris Canyon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Sunny | 10 mph W | 0% |
| Tonight | 55°F | Partly Cloudy | 9 mph WSW | 0% |
| Saturday | 78°F | Sunny | 5 to 9 mph WSW | 0% |
| Saturday Night | 55°F | Mostly Cloudy | 9 mph WSW | 0% |
| Sunday | 69°F | Mostly Cloudy | 9 mph SW | 4% |
| Sunday Night | 55°F | Mostly Cloudy | 12 mph WSW | 4% |
| Monday | 72°F | Mostly Sunny | 10 mph WSW | 0% |
| Monday Night | 54°F | Partly Cloudy | 5 to 10 mph WSW | 0% |
| Tuesday | 77°F | Sunny | 5 to 8 mph WSW | 0% |
| Tuesday Night | 56°F | Mostly Clear | 2 to 8 mph SW | 0% |
| Wednesday | 88°F | Sunny | 2 to 7 mph WSW | 0% |
| Wednesday Night | 62°F | Mostly Clear | 1 to 7 mph WSW | 0% |
| Thursday | 88°F | Sunny | 1 to 8 mph WSW | 0% |
| Thursday Night | 60°F | Partly Cloudy | 3 to 8 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Norris Canyon (37.746, -121.988). Updated through the day.
Growing snapshot for Norris Canyon
Last spring frost
Mar 8
First fall frost
Dec 22
Growing season
282 days
Hardiness zone
9b
More local growing data for Norris Canyon: nearby ZIP 94583 weather · frost dates · planting calendar · California frost dates
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Mountain View
Climate data from the nearest NOAA station, Mt Diablo Junction, Ca (8.1 mi from Norris Canyon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.